JPH0617999Y2 - Double sliding door gate - Google Patents

Description

[Detailed Description of the Invention] [Industrial application] The present invention relates to a double sliding door gate that is continuously drawn out to close the gate and is housed in a stacked state on the side of the gate.

[Prior Art and Problems to Be Solved] Among the conventional sliding door gates, in a series of sliding door gates that open and close by a single long sliding door, stability is achieved by providing an auxiliary vehicle below the sliding doors. However, in the case of the double sliding door gate as described above, since the sliding doors run on their respective rails, auxiliary vehicles cannot be installed as an obstacle to running. There was a problem that the stability of the sliding door could not be maintained.

[Means for Solving Problems] The present invention, which solves the above-mentioned conventional problems, has the following requirements that two sliding doors are continuously drawn out to close the gate and are housed in a overlapped state on the side of the gate. In the double sliding door gate, which is characterized in that the sliding door in the front in the closing direction has at least three carriages and can run on two rails,
Further, each of the bogies is provided with a door roller traveling on each of the rails on a lower surface of a base, and the front sliding door is a frame body framed by a frame material. The two sliding doors run in the vicinity of the pillars standing on the gate housing side of the gate, and the sliding door behind in the closing direction is the front door. A door roller located between the sliding door frame of the sliding door and the pillar, the door roller provided at the rear lower end of the rear sliding door runs on one rail of the two rails, and the rear sliding door is the front sliding door. It is configured to run on a door carriage provided on the upper surface of the base of each carriage, and a guide portion is provided at the upper front end of the rear sliding door, and this guide portion slides on the upper edge of the front sliding door. And the upper edge of the rear sliding door is in sliding contact with the guide part provided on the column. It is guided composed.

[Embodiment] Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a front view of a double sliding door gate according to an embodiment of the present invention, FIGS. 2 (a) and 2 (b) are plan views thereof, and FIG. 3 is a side view thereof.

The double sliding door gate of this embodiment includes a sliding door 1 in the front in the closing direction,
The sliding door 1 and the rear sliding door 10 that is continuously pulled out are configured.

The sliding door 1 includes an upper frame 1a, a lower frame 1b, and left and right vertical frames 1c,
It is formed by incorporating the grating 1e into a frame body that frame 1d. At the lower portions of the vertical frames 1c and 1d at both ends of the sliding door 1 and substantially intermediate positions thereof, carts 2 each having a predetermined length are provided so as to be orthogonal to the sliding door 1 as illustrated. The sliding door frame is positioned upright on the center upper surface of the base of each carriage 2, and paired door carriages 3 and 4 are attached at predetermined intervals to both ends of the bottom surface of the base of each carriage 2. ing. Then, the sliding door 1 travels on two rails R1 and R2 laid in parallel by the door rollers 3 and 4 of the carriage 2 on the installation surface of the gate.

As shown in FIG. 4, a door roller 5 formed by arranging two door rollers in parallel is attached to the upper part of the portion of the carriage 2 projecting to the outside of the gate, and a rear sliding door 10 runs on the door roller 5. You can do it. This door roller 5 is located above the door roller 4 traveling on the rail R2. Further, a pair of guide wheels 6 and 6 are horizontally mounted on both sides of the door roller 5 via support bases 6a and 6b, and both lower sides of a sliding door 10 traveling on the door roller 5 by the guide wheels 6 and 6. The sliding door 10 can be stably run by guiding the sliding door 10.

In addition, in the vicinity of the door carriages 3 and 4 of the dolly 2, respectively,
As shown in FIG. 4, guide members 7, 7 are provided to prevent the door rollers 3, 4 from coming off the rails R1, R2 or the sliding door 1 falling. Also, the left and right vertical frames 1c, 1 of the sliding door 1
Substantially L-shaped support frames 8, 8 are attached between d and a portion of the carriage 2 that protrudes to the outside of the gate, to provide strength between the sliding door 1 and the carriage 2.

The rear sliding door 10 is formed by incorporating a lattice 10e into a frame body that forms a frame of an upper frame 10a, a lower frame 10b, and left and right vertical frames 10c and 10d, and has a lateral width slightly wider than that of the sliding door 1. The front part of this sliding door 10 (the side on which the sliding door 10 is pulled out) is
It is located on the door carriage 5 of the dolly 2 described above, and the rear portion of the sliding door 10 is located on the rail R2 via the door carriage 11 attached to the lower end of the rear portion. Therefore, the sliding door 10 travels on the rail R2 by the door carriage 11 and moves on the carriage 2 of the sliding door 1.

As shown in FIG. 4, a guide portion 12 for guiding the movement of the sliding door 10 with respect to the sliding door 1 is provided at the upper end of the front portion of the sliding door 10.
Is provided. As shown in FIG. 4, one end of the guide portion 12 is fixed to the upper end of the sliding door 10 and the other end thereof is the sliding door 1
-Shaped guide metal fitting 12a extending beyond the upper edge of the guide metal, and a pair of guide rollers 12b, 12b positioned by sandwiching both upper sides of the sliding door 1 provided on the lower surface side of the guide metal fitting 12a.
It consists of When the sliding door 10 moves on the carriage 2 of the sliding door 1, the guide portions 12 move along both upper sides of the sliding door 1, so that the sliding door 10 is stably moved.

Next, among the pillars 20 and 30 forming the gate, a guide portion 21 that supports and guides the upper part of the sliding door 10 is provided on the sliding doors 1 and 10 side of the upper pillar 20 on the gate-housing side. This guide portion 21 has substantially the same structure as the guide portion 12 as shown in FIG. 5, one end thereof is fixed to the column 20, and the other end thereof is the sliding door 1 described above.
And a substantially U-shaped guide fitting 21a extending beyond the upper edge of the sliding door 10 and the sliding door 10 provided on the lower surface of the guide fitting 21a.
Pair of guide rollers 21 sandwiching both upper sides of the
b, 21b. With this guide portion 21, the sliding door 1
The upper part of 0 is supported and guided by the upper part of the support column 20, and in combination with the support by the guide wheels 6, 6 and the guide part 12, it is extremely stably supported. Further, the sliding door 1 is self-supporting by the trolley 2, but is supported by the support column 20 via the guide portion 21, the sliding door 10 and the guide portion 12, so that stability is achieved.

A stopper 15 projecting upward is provided at the upper end of the rear part of the sliding door 1. When the sliding door 1 and the sliding door 10 are slid to close the gate as shown in FIGS. 1 and 2 (a). The sliding door 1 and the sliding door 15 are prevented from coming apart by hitting the guide metal fitting 12a of the guide portion 12 of the sliding door 10.
Further, a stopper 16 projecting toward the sliding door 10 is provided at the lower end of the front portion of the sliding door 1, and the stopper 16 abuts on the front end portion of the sliding door 10 when the sliding door 1 and the sliding door 10 are accommodated in a stack. . A stopper 18 is provided at the upper end of the rear part of the sliding door 10 to restrict the pulling-out by hitting the guide fitting 21a of the guide portion 21 of the support column 20 when the sliding-door 10 is fully pulled out. Further, as shown in FIG. 5, the guide fitting 21a of the guide portion 21 of the column 20 has a recess 2 for allowing the stopper 15 to pass through when the sliding door 1 is accommodated.
1c is formed.

With the above configuration, the double sliding door gate of the present embodiment,
When the gate is closed, it is pulled out as shown in FIGS. 1 and 2 (a) and is located between the columns 20 and 30, and when it is stored, it is on the carriage 2 of the sliding door 1 as shown in FIG. 2 (b). The sliding door 10 is housed in the above, and is in a superposed state, and is accommodated along the fence 25 on the support column 20 side.

A door 40 is attached to a support 30 on the opposite side facing the support 20 on the accommodation side by a hinge member 41 so as to be rotatable and openable. The door 40 is provided with an inner lock 42 for tightening with respect to the sliding door 1 when the gate is closed.

[Advantage of the Invention] As described above, according to the present invention, the front sliding door in the closing direction travels on the two rails by the dolly, the rear sliding door travels on the rail by the rear door trolley, and the guide portion of the support column. Since the upper edge is guided by and is moved on the carriage of the front sliding door, the front sliding door is supported by the two rails, and the rear sliding door is supported by the guide portion of the column, The effect of extremely improving the stability can be obtained.

Moreover, since the rear sliding door travels on the door carriage provided on the carriage of the front sliding door, it is possible to stabilize the traveling by the lower side bearing without providing the carriage in cooperation with the door carriage provided at the lower end of the rear part. .

Further, the rear sliding door is located between the front sliding door having the carriage and the column in the forwardly extended state and is guided by the two front and rear guide portions to the upper portion, so that the traveling stability is also achieved by the upper support. be able to.

Furthermore, since the rear sliding door is configured to run without using a carriage, the front and rear sliding doors do not interfere with each other in running. Further, since the rear sliding door is guided between the front bogie and the support column, which is driven by the bogie, the rear sliding door can be stably driven.

[Brief description of drawings]

FIG. 1 is a front view of a double sliding door gate according to an embodiment of the present invention, and FIGS. 2 (a) and 2 (b) are plan views showing a state in which the double sliding door gate is closed and housed, respectively. Fig. 3 is a side view of a double sliding door gate according to one embodiment, and Fig. 4 is A of Fig. 1.
-A sectional view taken along the line A, and Fig. 5 is a partial sectional view taken along the line BB in Fig. 1. 1: Front sliding door, 2: Bogie 3, 4, 5: Bogie, 6: Guide car 10: Rear sliding door, 11: Door car 12, 21: Guide part 12a, 21a: Guide metal fitting 12b, 21b: Guide roller 20, 30: Posts 15, 16, 18: Stopper 40: Door, R1, R2: Rail

Claims (1)

[Scope of utility model registration request] 1. A double-sliding door gate, characterized in that two sliding doors are continuously drawn out to close the gate, and the sliding doors are accommodated in the side of the gate in a superposed manner. (B) The front sliding door in the closing direction has at least three bogies and can travel freely on two rails, and each bogie is mounted on the underside of the base with a bogie running on each rail. It becomes. (B) The front sliding door above consists of a frame body framed by a frame material,
This frame is made to stand upright in the center of the inside and outside of the gate of the base constituting each of the above-mentioned trucks. (C) The both sliding doors run in the vicinity of the pillars standing upright on the gate housing side of the gate, and the sliding doors in the closing direction are between the sliding door frame body of the front sliding door and the pillars. Located in
A door roller provided at the lower rear end of the rear sliding door travels on one of the two rails, and the rear sliding door travels on a door roller provided on the upper surface of the base of each of the front sliding doors. It will be configured. (D) A guide portion is provided on the upper front end of the rear sliding door,
The guide portion is slidably contacted and guided by the upper edge of the front sliding door, and the upper edge of the rear slidable door is slidably contacted and guided by the guide portion provided on the column.